Finding the Fourth Proportional to 316,359,955.36, 436,581,245.32 and 182,395,221.44
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Solution
The fourth proportional to 316,359,955.36, 436,581,245.32 and 182,395,221.44 is: 251,708,004.02
Step by Step Solution
- Step 1: Write the proportion equation
316,359,955.36 : 436,581,245.32 = 182,395,221.44 : x - Step 2: Convert to fraction form
316,359,955.36/436,581,245.32 = 182,395,221.44/x - Step 3: Cross multiply
316,359,955.36x = 436,581,245.32 × 182,395,221.44 - Step 4: Simplify right side
316,359,955.36x = 79,630,332,916,692,368 - Step 5: Solve for x
x = 79,630,332,916,692,368/316,359,955.36 - Step 6: Final answer
x = 251,708,004.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.